Side by side
Boldr BlastoisevsRZE Aspirare
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Blastoise40mm
Aspirare44mm
Power Reserve
Blastoise40h
Aspirare40h
Water Resistance
Blastoise200m
Aspirare200m
MSRP
Blastoise$449
Aspirare$699
Full specifications
Case
6 specsDiameter
40mm
44mm
Thickness
12mm
13mm
Lug-to-Lug
49.5mm
53mm
Lug Width
20mm
22mm
Material
Stainless Steel
Grade 5 Titanium
Caseback
Solid
Solid screw-down
Crystal & Dial
3 specsAR Coating
Inner
Underside
Dial Color
Blastoise
White
Lume
Super-LumiNova
None
Movement
1 specsCaliber
Seiko (SII) NH37
Miyota 9039
Pricing
1 specsMSRP
$449
$699
Follow this matchup
Get a note when Boldr Blastoise vs RZE Aspirare gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.









